.content {
  display: flex;
  flex-direction: row-reverse;
  justify-content: center;
}
.markdown-section {
  /*   flex: 1 1 0%; */
  margin: 0 48px;
}
.nav {
  width: var(--toc-width, 700px);
  font-size: 14px;
  flex: none;
  /*   align-self: flex-start;
  flex: 0 0 auto; */
}
aside.nav.nothing {
  width: 0;
}

.page_toc {
  position: fixed;
  border-left-style: solid;
  border-left-width: 1px;
  border-left-color: rgba(0, 0, 0, 0.07);
  border-image-slice: 1;
  padding-left: 5px;
  right: 5px;
  width: 240px;
}

.page_toc a > * {
  pointer-events: none;
}

.page_toc code {
  background-color: #f8f8f8;
  border-radius: 2px;
  color: #e96900;
  font-family: 'Roboto Mono', Monaco, courier, monospace;
  font-size: 0.8rem;
  margin: 0 2px;
  padding: 3px 5px;
}

.page_toc p.title {
  margin: 0px 0 0px 9px;
  padding-bottom: 5px;
  font-weight: 600;
  font-size: 16px;
  /* font-size: 1.2em; */
  color: #303133;
  font-family: 'PingFang SC';
  line-height: 23px;
  letter-spacing: 0px;
}
/* .page_toc .anchor:hover:after {
  content: '';
} */
.page_toc .extend-layer {
  position: relative;
}
.page_toc .outer-layer .extend-layer {
  padding-left: 15px;
}
.page_toc .outer-layer .extend-layer.inline-menu {
  padding-left: 8px;
}
.page_toc .extend-layer::before {
  content: '';
  position: absolute;
  width: 2px;
  height: 100%;
  background-color: #e4e6ea;
  left: -8px;
  top: 0;
}
.page_toc .outer-layer {
  position: relative;
}
.page_toc .outer-layer > a span {
  color: #303133;
  font-size: 14px;
  letter-spacing: 0px;
}
.page_toc .outer-layer::before {
  content: '';
  position: absolute;
  top: 12px;
  left: -9px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background-color: #909399;
}
.page_toc .inline-layer > a span {
  color: #606266;
  font-size: 12px;
  letter-spacing: 0px;
}
.page_toc > ul {
  margin-left: 10px;
  max-height: 750px;
  overflow-y: auto;
}

.page_toc ul {
  list-style-type: none;
  margin-top: 0px;
  padding-left: 10px;
  /* color: var(--text-color-base, black); */
  text-decoration: none;
  /* font-weight: 300; */
  /* line-height: 1.6em; */
  line-height: 26px;
}
.page_toc ul a:hover {
  text-decoration: none;
}

.page_toc ul a:hover span {
  /* color: var(--text-color-tertiary, #42b983); */
  color: #0052d9;
  border-bottom: none !important;
  text-decoration: none !important;
}

.page_toc ul a {
  /* color: var(--text-color-base, black); */
  text-decoration: none;
  /* font-weight: 300; */
  /* line-height: 1.6em; */
  line-height: 24px;
}

@media screen and (max-width: 1300px) {
  .page_toc {
    position: relative;
    left: 0;
    top: -20px;
    padding: 10px 0;
    border: none;
    border-bottom: 1px solid #ddd;
    font-size: 1em;
  }
  .page_toc a:before {
    content: '- ';
  }
  .nav {
    margin: 0 auto;
    width: 800px;
  }
  .page_toc p.title {
    /* font-weight: 300; */
    font-size: 1.8em;
  }
  .content {
    display: block;
  }
  .markdown-section {
    margin: 0 auto;
  }
}

.page_toc a.active span {
  /* border-left: 5px solid; */
  /* color: var(--theme-color, #42b983); */
  color: #0052d9;
  /* padding-left: 10px; */
}

.page_toc:hover ::scrollbar-thumb {
  background: rgba(136, 136, 136, 0.4);
}
.page_toc:hover ::-webkit-scrollbar-thumb {
  background: rgba(136, 136, 136, 0.4);
}
/* 设置滚动条的样式 */
.page_toc ::-webkit-scrollbar {
  width: 4px;
  height: 4px;
}
.page_toc ::scrollbar {
  width: 4px;
  height: 4px;
}
/* 滚动条滑块 */
.page_toc ::-webkit-scrollbar-thumb {
  border-radius: 4px;
  background: transparent;
}

.page_toc ::scrollbar-thumb {
  border-radius: 4px;
  background: transparent;
}
